var code;
layui.use(['form', 'layer', 'jquery'], function () {
    var form = layui.form,
        layer = parent.layer === undefined ? layui.layer : top.layer;
    $ = layui.jquery;



    //登录按钮
    form.on("submit(login)", function (data) {
            var account = $.trim($("#username").val());
            var password = $.trim($("#password").val());
            $(this).text("登录中...").attr("disabled", "disabled").addClass("layui-disabled");
            var url = "/tu/sys/login";
            var param = {"account": account, "password": password};

            $.post(url, param, function (res) {
				console.log(res)
                if (res.code === "00000") {
                    console.log(res.data[0])
                    window.localStorage.userInfo = JSON.stringify(res.data[0]);
                    //initUser();
                    layuiFunciton.success("登录成功！", function () {
                        window.location.href = "../../index.html";
                    });
                } else if (res.code === "99999") {
                    layuiFunciton.warn(res.msg, function () {
                        parent.location.reload();
                    });
                } else if (res.code === "2001") {
                    // console.log( layuiFunciton.formatDateTime(res.data));
                    layuiFunciton.warn("登录频繁！", function () {

                    });
                } else if (res.code === '1001') {
                    layuiFunciton.warn(res.message, function () {
                        parent.location.reload();
                    });
                } else {
                    var jsonObj = JSON.parse(res);
                    if (jsonObj) {
                        layuiFunciton.error(jsonObj.msg, function () {
                            parent.location.reload();
                        });
                    }
                }
            });
            return false;


    });
    //表单输入效果
    $(".loginBody .input-item").click(function (e) {
        e.stopPropagation();
        $(this).addClass("layui-input-focus").find(".layui-input").focus();
    });
    $(".loginBody .layui-form-item .layui-input").focus(function () {
        $(this).parent().addClass("layui-input-focus");
    });
    $(".loginBody .layui-form-item .layui-input").blur(function () {
        $(this).parent().removeClass("layui-input-focus");
        if ($(this).val() != '') {
            $(this).parent().addClass("layui-input-active");
        } else {
            $(this).parent().removeClass("layui-input-active");
        }
    })
});


//粒子效果
function Star(id, x, y) {
    this.id = id;
    this.x = x;
    this.y = y;
    this.r = Math.floor(Math.random() * 2) + 1;
    var alpha = (Math.floor(Math.random() * 10) + 1) / 10 / 2;
    this.color = "rgba(255,255,255," + alpha + ")";
}

Star.prototype.draw = function () {
    ctx.fillStyle = this.color;
    ctx.shadowBlur = this.r * 2;
    ctx.beginPath();
    ctx.arc(this.x, this.y, this.r, 0, 2 * Math.PI, false);
    ctx.closePath();
    ctx.fill();
}

Star.prototype.move = function () {
    this.y -= .15;
    if (this.y <= -10) this.y = HEIGHT + 10;
    this.draw();
}

Star.prototype.die = function () {
    stars[this.id] = null;
    delete stars[this.id];
}


function Dot(id, x, y, r) {
    this.id = id;
    this.x = x;
    this.y = y;
    this.r = Math.floor(Math.random() * 5) + 1;
    this.maxLinks = 2;
    this.speed = .5;
    this.a = .5;
    this.aReduction = .005;
    this.color = "rgba(255,255,255," + this.a + ")";
    this.linkColor = "rgba(255,255,255," + this.a / 4 + ")";

    this.dir = Math.floor(Math.random() * 140) + 200;
}

Dot.prototype.draw = function () {
    ctx.fillStyle = this.color;
    ctx.shadowBlur = this.r * 2;
    ctx.beginPath();
    ctx.arc(this.x, this.y, this.r, 0, 2 * Math.PI, false);
    ctx.closePath();
    ctx.fill();
}

Dot.prototype.link = function () {
    if (this.id == 0) return;
    var previousDot1 = getPreviousDot(this.id, 1);
    var previousDot2 = getPreviousDot(this.id, 2);
    var previousDot3 = getPreviousDot(this.id, 3);
    if (!previousDot1) return;
    ctx.strokeStyle = this.linkColor;
    ctx.moveTo(previousDot1.x, previousDot1.y);
    ctx.beginPath();
    ctx.lineTo(this.x, this.y);
    if (previousDot2 != false) ctx.lineTo(previousDot2.x, previousDot2.y);
    if (previousDot3 != false) ctx.lineTo(previousDot3.x, previousDot3.y);
    ctx.stroke();
    ctx.closePath();
}

function getPreviousDot(id, stepback) {
    if (id == 0 || id - stepback < 0) return false;
    if (typeof dots[id - stepback] != "undefined") return dots[id - stepback];
    else return false; //getPreviousDot(id - stepback);
}

Dot.prototype.move = function () {
    this.a -= this.aReduction;
    if (this.a <= 0) {
        this.die();
        return
    }
    this.color = "rgba(255,255,255," + this.a + ")";
    this.linkColor = "rgba(255,255,255," + this.a / 4 + ")";
    this.x = this.x + Math.cos(degToRad(this.dir)) * this.speed,
        this.y = this.y + Math.sin(degToRad(this.dir)) * this.speed;

    this.draw();
    this.link();
}

Dot.prototype.die = function () {
    dots[this.id] = null;
    delete dots[this.id];
}


var canvas = document.getElementById('canvas'),
    ctx = canvas.getContext('2d'),
    WIDTH,
    HEIGHT,
    mouseMoving = false,
    mouseMoveChecker,
    mouseX,
    mouseY,
    stars = [],
    //星星个数
    initStarsPopulation = 120,
    dots = [],
    dotsMinDist = 2,
    //星星速度
    maxDistFromCursor = 80;

setCanvasSize();
init();

function setCanvasSize() {
    WIDTH = document.documentElement.clientWidth,
        HEIGHT = document.documentElement.clientHeight;

    canvas.setAttribute("width", WIDTH);
    canvas.setAttribute("height", HEIGHT);
}

function init() {
    ctx.strokeStyle = "white";
    ctx.shadowColor = "white";
    for (var i = 0; i < initStarsPopulation; i++) {
        stars[i] = new Star(i, Math.floor(Math.random() * WIDTH), Math.floor(Math.random() * HEIGHT));
        //stars[i].draw();
    }
    ctx.shadowBlur = 0;
    animate();
}

function animate() {
    ctx.clearRect(0, 0, WIDTH, HEIGHT);

    for (var i in stars) {
        stars[i].move();
    }
    for (var i in dots) {
        dots[i].move();
    }
    drawIfMouseMoving();
    requestAnimationFrame(animate);
}

window.onmousemove = function (e) {
    mouseMoving = true;
    mouseX = e.clientX;
    mouseY = e.clientY;
    clearInterval(mouseMoveChecker);
    mouseMoveChecker = setTimeout(function () {
        mouseMoving = false;
    }, 100);
}


function drawIfMouseMoving() {
    if (!mouseMoving) return;

    if (dots.length == 0) {
        dots[0] = new Dot(0, mouseX, mouseY);
        dots[0].draw();
        return;
    }

    var previousDot = getPreviousDot(dots.length, 1);
    var prevX = previousDot.x;
    var prevY = previousDot.y;

    var diffX = Math.abs(prevX - mouseX);
    var diffY = Math.abs(prevY - mouseY);

    if (diffX < dotsMinDist || diffY < dotsMinDist) return;

    var xVariation = Math.random() > .5 ? -1 : 1;
    xVariation = xVariation * Math.floor(Math.random() * maxDistFromCursor) + 1;
    var yVariation = Math.random() > .5 ? -1 : 1;
    yVariation = yVariation * Math.floor(Math.random() * maxDistFromCursor) + 1;
    dots[dots.length] = new Dot(dots.length, mouseX + xVariation, mouseY + yVariation);
    dots[dots.length - 1].draw();
    dots[dots.length - 1].link();
}
//setInterval(drawIfMouseMoving, 17);

function degToRad(deg) {
    return deg * (Math.PI / 180);
}

//粒子效果end